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Norman Virus
Control - the modules
Norman Virus
Control (NVC) is a collection of antivirus programs
and utilities that protects your workstations and
servers against malicious software. The most
prevalent types of malware are viruses, worms, and
trojans.
The single most
important task for an anti-virus application is to
keep computers free from viruses. Norman Virus
Control is built around the advanced core
technologies of Norman's Scanning Engine, which
accurately detects known and unknown viruses, worms
and trojans. When infected files are detected, NVC
cleans, isolates or deletes them immediately -before
the destructive code is activated. Many different
programs are involved in this. Some of the most
important are described below.
NVC is module
based. The most important modules are:
On-access scanner
On-access scanning
involves constant monitoring of the file system on
servers and workstations. For an antivirus
application, it is imperative to detect and block a
virus before it is activated. Whenever a file is
accessed in a read/write operation, or a program is
executed, the On-access scanner is notified and
scans the file on the fly.
Like the On-demand
scanner, NVC's On-access scanner detects and
repairs all types of malware. Whenever possible, an
infected file is repaired before the file is handed
over to the application. If repair fails, NVC denies
access to the infected file. There are a number of
configuration options for the On-access scanner, and
in general it's a good idea to decide for a strategy
when you configure this feature. NVC provides
guidelines in the program, help files, and
documentation.
On-demand scanner
This scanner is
used for manual scans of selected areas on your
machine. You can select entire drive(s), or certain
folders and subfolders - even specific files - for
scanning. From Windows Explorer, for example, simply
point and click on the file system objects you wish
to check, right-click the mouse button and select
Norman Virus Control from the pop-up menu.
In networks, the
system administrator can create scanning tasks to be
executed, on selected, or on all workstations and
servers in the organization. Tasks can be executed
immediately, or scheduled for execution later, for
example on fixed intervals.
Norman
"Sandbox"
The Norman Sandbox
module which is a part of the Norman Scanner Engine,
further extending detection of new and unknown
viruses. It inserts any suspicious file into a
virtual computer, the Sandbox, monitoring the
actions of the file in real-time. If virus behaviour
is detected, it performs the necessary actions to
prevent damages from the virus.
Internet
Protection
The Norman Internet
Protection (NIP) module scans your incoming and
outgoing e-mail as well as files downloaded from
News Groups. To reduce the risk of virus infection,
we have added file attachment blocking. This gives
the user the possibility to set up rules in
different ways for attachment blocking,
- Block absolutely
all attachments
- Block any
attachment with double extensions
- Block
attachments with CLSID extensions
You can also choose
the following exception for the last to rules, block
all except with these extensions or accept all
except with these extensions.
It will configure
automatically, manual configuration is only
necessary if your email client isn't catered for in
Microsoft Internet Account Manager or Microsoft
Outlook Express. NIP minimizes the threat from both
new and existing e-mail worms with both the best in
virus scanning and straight forward attachment
blocking.
Updating NVC
Norman Internet
Update (NIU) is an integrated part of the product
and can be configured to regularly check for new and
updated files on Norman's product servers.
Theoretically, the
entire product can be available for downloading if
the changes are extensive, while previous versions
only updated the scanning engine.
Equally important
is the possibility of distributing the updated
program immediately to all workstations in the
network, and to all remote users upon their next
connection to the company server.
Task editor
You can use the
Task editor to create task files for scans that you
wish to perform on a regular basis, or special scans
that you intend to run in certain situations. For
example, if you download files from the Internet to
designated areas, you can create a task file that
scans these areas only, and run the task manually
after downloads. In addition, you can schedule the
task to run at a pre-selected time.
Administrators can
create task files and distribute them to all
workstations in the network to ensure consistent
checking of areas that require special attention.
Utilities
NVC Utilities is a
tool that presents an overview of the current state
of affairs for the NVC components on your PC.
In addition to
viewing key information, you can change certain
elements by selecting some of the entries, for
example Task files. Other functions, like
Components, provide information only and cannot be
edited from the Utilities module.
Decompression
library
To be able to scan
files that have been compressed with different
compression formats we have designed a new
decompression module. With this module NVC is now
able to scan more than 30 variants like ZIP, TAR,
RAR, ARJ, UUENCODE, PAK, ARC JZ etc. There is also
possible to configure maximum size of compressed
files to scan, maximum depth of compressed files to
scan and what to do with files that differs from
these rules.
Messaging
Messaging is made
up from two components: Message routing and Message
handling.
- Message
routing allows
administrators to select what kind of messages
that will be routed to other PCs running NVC in
the network.
- Message
handling allows users
as well as administrators to select what kind of
messages that are displayed or kept locally.
The messaging
functionality is an effective way of keeping track
of all activity related to NVC components locally as
well as in the network.
Messaging module
for administrators (Corporate versions only)
Administrators are
able to configure which incidents will trigger
messages sent by e-mails or SMS to selected
receivers. On networks using SNMP you can also
configure NVC to send messages to your preferred
administration tool.
System
requirements and language versions
Norman Virus
Control version 5 supports these operating
systems:
- Windows 95
- Windows 98
- Windows Me
- Windows NT
- Windows 2000
- Windows XP
- OS/2
For Windows 95
Internet Explorer version 4.0 or later is required.
For Windows NT Service Pack 4 or later is required.
The following language
versions are available.
- English
- Norwegian
- Dutch
- German
- Danish
- Swedish
- Finnish
- Slovakian
- Czech
- French
- Spanish
- Italian
- Portuguese
- Polish
- Slovenian
- Chinese
Simplified
- Chinese
Traditional
The
administrator's needs
In NVC version 5,
particular consideration has been taken to the
administrators' needs that the product should be
easy to install, to rollout, update, configure,
maintain, and manage. More
details about this here.
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